One of the World's Most Popular Web Browsers for Mac

Firefox for Mac

Firefox 70.0

  -  69.1 MB  -  Freeware

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Firefox 70.0.


For those interested in downloading the most recent release of Firefox for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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  • Firefox 70.0 Screenshots

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    Firefox 70.0 Screenshot 1
  • Firefox 70.0 Screenshot 2
  • Firefox 70.0 Screenshot 3
  • Firefox 70.0 Screenshot 4
  • Firefox 70.0 Screenshot 5

What's new in this version:

- Built-in Firefox pages now follow the system dark mode preference
- Aliased theme properties have been removed, which may affect some themes
- Passwords can now be imported from Chrome on macOS in addition to existing support for Windows
- Readability is now greatly improved on under- or overlined texts, including links. The lines will now be interrupted instead of crossing over a glyph